#B8422B
Closest named color: Sinopia (#BB3E03). oklch(54% 0.157 33), rgb(184, 66, 43).
Aa
White text reads best on this color (5.45:1).
About this color
#B8422B is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.157 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Sinopia (#BB3E03), ΔE 0.022 away. White text reads best on it, at 5.45:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.157) |
| Temperature | warm |
| Nearest name | Sinopia (#BB3E03) |
| Black text | 3.85:1 |
| White text | 5.45:1 |
Values
| HEX | #B8422B |
| RGB | rgb(184, 66, 43) |
| HSL | hsl(10, 62%, 45%) |
| OKLCH | oklch(54% 0.157 33) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #B8422B | 5.45:1 | AA | Lc -81.6 | Fine for body text |
| Black text on #B8422B | 3.85:1 | AA large text | Lc 27.8 | Dividers and decoration only |
| #B8422B text on white | 5.45:1 | AA | Lc 76.3 | Fine for body text |
| #B8422B text on black | 3.85:1 | AA large text | Lc -25.5 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F7E5E1
oklch(93.5% 0.021 32.5)
-
Step 200
200
#F2D0C9
oklch(88.4% 0.04 31.6)
-
Step 300
300
#EBB1A3
oklch(81% 0.071 34)
-
Step 400
400
#DE8572
oklch(70.7% 0.114 32.9)
-
Step 500
500
#D2644D
oklch(63.2% 0.144 33.2)
-
Step 600
600 (this color)
#B8422B
oklch(54% 0.157 33)
-
Step 700
700
#A33723
oklch(49% 0.147 32.7)
-
Step 800
800
#842F1E
oklch(42.6% 0.121 33.2)
-
Step 900
900
#6B2B1E
oklch(37.8% 0.095 33.1)
-
Step 950
950
#3F1A12
oklch(27.1% 0.06 33.5)
#B8422B with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #635928 | 0.162 |
| Deuteranopia (no green cones) | #807327 | 0.149 |
| Tritanopia (no blue cones) | #CA233D | 0.059 |
| Achromatopsia (no color) | #696969 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B8422B
#B8422B
oklch(54% 0.157 33)
- #007D8F
#007D8F
oklch(54.1% 0.094 212.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #B8422B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sinopia #BB3E03 ΔE 0.022
- Dull Red #BB3F3F ΔE 0.025
- Brick Orange #C14A09 ΔE 0.035
- Dusty Red #B9484E ΔE 0.039
- Rusty Red #AF2F0D ΔE 0.041
- Burnt Orange #C04E01 ΔE 0.042
- Cinnamon #AC4F06 ΔE 0.045
- Burnt Siena #B75203 ΔE 0.045
Use #B8422B in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.